198065.fig.001
Figure 1: SDS-PAGE (15%) of native histone (lane 1) and histone modified with 1 and 2 mM methylglyoxal (lanes 2 and 3, resp.) and 1 and 2 mM glyoxal (lanes 4 and 5, resp.). Electrophoresis was carried out for 3 h at 80 volts and the gel was visualized using silver staining.